INOGEN INC (INGN) Stock Institutional Trading Activity


INOGEN INC (INGN) position changes reported by tracked institutional filers across multiple SEC 13F reporting periods. Based on recent SEC 13F filings (Q4 2025), investors with some of the largest reported share count changes include Renaissance Technologies LLC, Third Point, and Polen Capital Management. Explore insights into buying and selling patterns, position changes, and investment conviction levels to understand institutional trading behavior and market dynamics.

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Portfolio quarterNameTypeQuantityRemainingReported stock balance
Q1 2019Renaissance Technologies LLCSell-265,800269,200$25,674
Q4 2018Polen Capital ManagementBuy1,7941,794$223
Q4 2018Renaissance Technologies LLCBuy167,100535,000$66,431
Q3 2018Renaissance Technologies LLCBuy109,400367,900$89,812
Q1 2018Renaissance Technologies LLCBuy59,764258,500$31,754
Q4 2017Renaissance Technologies LLCBuy42,636198,736$23,665
Q3 2017Renaissance Technologies LLCBuy45,300156,100$14,845
Q2 2017Renaissance Technologies LLCSell-101,643110,800$10,573
Q1 2017Renaissance Technologies LLCBuy65,743212,443$16,477
Q4 2016Renaissance Technologies LLCSell-34,800146,700$9,854
Q3 2016Renaissance Technologies LLCSell-34,800181,500$10,872
Q2 2016Renaissance Technologies LLCSell-146,900216,300$10,839
Q1 2016Renaissance Technologies LLCBuy16,300363,200$16,337
Q4 2015Renaissance Technologies LLCSell-72,977346,900$13,907
Q3 2015Renaissance Technologies LLCBuy194,377419,877$20,385
Q2 2015Renaissance Technologies LLCBuy72,800225,500$10,057
Q1 2015Renaissance Technologies LLCBuy142,900152,700$4,885
Q4 2014Renaissance Technologies LLCBuy9,8009,800$307

Frequently asked questions about INGN activity

  • Which institutional owners are buying INGN?

    Institutional owners buying INGN include investors who have either initiated new positions or increased their existing holdings based on recent SEC 13F filings. The activity table above highlights which funds added shares in the latest reporting periods and how their positions changed over time.

  • What does "buy" mean in INGN activity?

    "Buy" means an investor increased their reported position in INGN compared to the prior reporting period. This reflects growing exposure to INOGEN INC (INGN) rather than necessarily a brand-new position (though new positions also appear as buys when prior quantity was zero).

  • Is institutional interest in INGN increasing?

    Institutional interest in INGN can be assessed by comparing the number of tracked funds adding or increasing positions versus those trimming or exiting across the periods shown. A higher number of additions typically signals increasing participation among large filers, but it should be read alongside position sizes and the full table.